Thu, Sep 8, 2011 -- 10:00 AM

Bill McKibben and Paul Hawken

Demonstrators sit in front of the White House while protesting against a proposed pipeline that would bring tar sands oil to the U.S. from Canada on August 22, 2011.

Chip Somodevilla/Getty

Demonstrators sit in front of the White House while protesting against a proposed pipeline that would bring tar sands oil to the U.S. from Canada on August 22, 2011.

Author and climate activist Bill McKibben was among hundreds arrested at the White House recently at an environmental protest over a proposed Canada-U.S. oil pipeline. McKibben joins us in the studio -- along with veteran environmentalist and entrepreneur Paul Hawken -- to talk about approaches to tackling climate change.

Host: Michael Krasny

Guests:

Bill McKibben, founder of 350.org, an international climate campaign, and author of books including "Eaarth: Making a Life on a Tough New Planet"

Paul Hawken, environmentalist, founder and former CEO of Smith & Hawken, current CEO of One Sun Solar and author of books including "Blessed Unrest" and "The Ecology of Commerce"

McKibben, whose group organized the protest, is advocating civil disobedience to demand government action on global warming.